trace/traceviewer/com.nokia.trace.dictionary/src/com/nokia/trace/dictionary/model/decodeparameters/EnumParameter.java
changeset 11 5b9d4d8641ce
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/trace/traceviewer/com.nokia.trace.dictionary/src/com/nokia/trace/dictionary/model/decodeparameters/EnumParameter.java	Wed Jun 23 14:49:59 2010 +0300
@@ -0,0 +1,162 @@
+/*
+ * Copyright (c) 2007-2010 Nokia Corporation and/or its subsidiary(-ies). 
+ * All rights reserved.
+ * This component and the accompanying materials are made available
+ * under the terms of "Eclipse Public License v1.0"
+ * which accompanies this distribution, and is available
+ * at the URL "http://www.eclipse.org/legal/epl-v10.html".
+ *
+ * Initial Contributors:
+ * Nokia Corporation - initial contribution.
+ *
+ * Contributors:
+ *
+ * Description:
+ *
+ * Enum parameter
+ *
+ */
+package com.nokia.trace.dictionary.model.decodeparameters;
+
+import java.nio.ByteBuffer;
+import java.util.ArrayList;
+import java.util.List;
+import java.util.Collections;
+import java.util.Comparator;
+
+/**
+ * Enum parameter
+ */
+public class EnumParameter extends DecodeParameter {
+
+	/**
+	 * Size of the enum
+	 */
+	private int size;
+
+	/**
+	 * List of Enum members
+	 */
+	private ArrayList<EnumMember> members;
+
+	/**
+	 * Constructor
+	 * 
+	 * @param type
+	 *            type
+	 * @param hidden
+	 *            hidden
+	 * @param size
+	 *            size
+	 */
+	public EnumParameter(String type, boolean hidden, int size) {
+		super(type, hidden);
+		this.size = size;
+		members = new ArrayList<EnumMember>();
+	}
+
+	/*
+	 * (non-Javadoc)
+	 * 
+	 * @see
+	 * com.nokia.trace.dictionary.model.decodeparameters.DecodeParameter#decode
+	 * (java.nio.ByteBuffer, int, java.lang.StringBuffer, int, int,
+	 * java.util.ArrayList)
+	 */
+	@Override
+	public int decode(ByteBuffer dataFrame, int offset,
+			StringBuffer traceString, int dataStart, int dataLength,
+			List<String> parameterList) {
+		// Check that there is enough data left in the buffer
+		int bytesRemaining = dataLength - (offset - dataStart);
+		if (bytesRemaining < size) {
+			postDataMissingEvent(traceString, bytesRemaining, size);
+		} else {
+			int data = 0;
+			if (size == ONE_BYTE) {
+				data = DecodeUtils.getIntegerFromBuffer(dataFrame, offset,
+						ONE_BYTE);
+			} else if (size == TWO_BYTES) {
+				data = DecodeUtils.getIntegerFromBuffer(dataFrame, offset,
+						TWO_BYTES);
+			} else if (size == FOUR_BYTES) {
+				data = DecodeUtils.getIntegerFromBuffer(dataFrame, offset,
+						FOUR_BYTES);
+			}
+			String memberName = getMemberName(data);
+			traceString.append(memberName);
+			parameterList.add(memberName);
+		}
+		offset = offset + size;
+		return offset;
+	}
+
+	/**
+	 * Adds enum member to this parameter
+	 * 
+	 * @param member
+	 */
+	public void addMember(EnumMember member) {
+		int pos = Collections.binarySearch(members, member,
+				new Comparator<EnumMember>() {
+
+					public int compare(EnumMember o1, EnumMember o2) {
+						int id1 = o1.getValue();
+						int id2 = o2.getValue();
+						return id1 > id2 ? 1 : id1 < id2 ? -1 : 0;
+					}
+
+				});
+		if (pos < 0) {
+			members.add(-pos - 1, member);
+		}
+	}
+
+	/**
+	 * Gets members name with value
+	 * 
+	 * @param value
+	 * @return members name
+	 */
+	public String getMemberName(int value) {
+		int pos = Collections.binarySearch(members, Integer.valueOf(value),
+				new Comparator<Object>() {
+
+					public int compare(Object o1, Object o2) {
+						int id1 = ((EnumMember) o1).getValue();
+						int id2 = ((Integer) o2).intValue();
+						return id1 > id2 ? 1 : id1 < id2 ? -1 : 0;
+					}
+
+				});
+		String name = ""; //$NON-NLS-1$
+		if (pos >= 0) {
+			EnumMember member = members.get(pos);
+			name = member.getName();
+		}
+		return name;
+	}
+
+	/*
+	 * (non-Javadoc)
+	 * 
+	 * @see
+	 * com.nokia.trace.dictionary.model.decodeparameters.DecodeParameter#getSize
+	 * ()
+	 */
+	@Override
+	public int getSize() {
+		return size;
+	}
+
+	/**
+	 * Sets size
+	 * 
+	 * @param size
+	 *            the size to set
+	 */
+	public void setSize(int size) {
+		this.size = size;
+	}
+
+}